PubMed · 2761580
Negative studies.
Abstract
The source did not provide an abstract. Follow the original record for more information.
Explore related subjects
Keep this discovery
Explore connections, maps & timelines
M Angell. 1989-08-17. Negative studies.. https://doi.org/10.1056/nejm198908173210708
Cite the original work for its findings. Save a collection to share your selection of sources.